Burkhard Petack

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Senftenberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cutting roller for a continuously operating surface miner
- Patent number 6,948,779
- Issue date Sep 27, 2005
- MAN Takraf Fördertechnik GmbH
- Alexander Ehler
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Cutting roller for a continuously operating surface miner
- Publication number 20040124691
- Publication date Jul 1, 2004
- Alexander Ehler
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING